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Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Liabilities (Details) ¥ in Thousands, $ in Thousands | Dec. 31, 2019 CNY (¥) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 CNY (¥)
--- | --- | --- | ---
Payables And Accruals [Abstract] |  |  |
Refund liability | ¥ 128,478 |  | ¥ 6,625
Salary and welfare payables | 113,945 |  | 124,137
Accrued service fees | 69,932 |  | 94,789
Accrued marketing expenses | 51,796 |  | 120,269
Accrued rental expenses |  |  | 51,087
Payables to educational institutions | 23,071 |  | 6,024
Other tax liabilities | 15,263 |  | 29,872
Advanced deposits | 11,681 |  | 6,650
Payables for leasehold improvement and intangible assets | 6,818 |  | 4,911
American Depositary Receipt commission - within one year | 3,526 |  | 3,482
Payables for share repurchase |  |  | 857
Other payables | 10,715 |  | 6,581
Total | ¥ 435,225 | $ 62,516 | ¥ 455,284

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